VG4616321B View Datasheet(PDF) - Vanguard International Semiconductor
Part Name
Description
MFG CO.
'VG4616321B' PDF : 82 Pages View PDF
VIS
Preliminary
VG4616321B/VG4616322B
262,144x32x2-Bit
CMOS Synchronous Graphic RAM
Figure 3. Auto Refresh (CBR) (Burst Length = 4, CAS Latency = 2)
CLK
CKE
CS
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
tCK2
RAS
CAS
WE
DSF
BS
A9
A0 ~ A8
DQM
t
RP
t
RC
DQ
Hi-Z
Precharge All Auto Refresh
Command Command
t
RC
Auto Refresh
Command
RAx
RAx
CAx
Ax0 Ax1 Ax2 Ax3
Activate Read
Command Command
Bank A Bank A
Document:1G5-0145
Rev.1
Page 29
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